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ObservesTypeListener (roboguice 1.1-SNAPSHOT API)
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roboguice.event</FONT>
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Class ObservesTypeListener</H2>
<PRE>
java.lang.Object
  <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>roboguice.event.ObservesTypeListener</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD>com.google.inject.spi.TypeListener</DD>
</DL>
<HR>
<DL>
<DT><PRE>public class <B>ObservesTypeListener</B><DT>extends java.lang.Object<DT>implements com.google.inject.spi.TypeListener</DL>
</PRE>

<P>
Guice driven type listener which scans for the @Observes annotations.
 Registers these methods with the EventManager.
<P>

<P>
<DL>
<DT><B>Author:</B></DT>
  <DD>Adam Tybor, John Ericksen</DD>
</DL>
<HR>

<P>
<!-- ======== NESTED CLASS SUMMARY ======== -->

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<CODE>static&nbsp;class</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../roboguice/event/ObservesTypeListener.ContextObserverMethodInjector.html" title="class in roboguice.event">ObservesTypeListener.ContextObserverMethodInjector</A>&lt;<A HREF="../../roboguice/event/ObservesTypeListener.ContextObserverMethodInjector.html" title="type parameter in ObservesTypeListener.ContextObserverMethodInjector">I</A>&gt;</B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Injection listener to handle the observation manager registration.</TD>
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<CODE>protected &nbsp;com.google.inject.Provider&lt;android.content.Context&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../roboguice/event/ObservesTypeListener.html#contextProvider">contextProvider</A></B></CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<CODE>protected &nbsp;<A HREF="../../roboguice/event/EventManager.html" title="class in roboguice.event">EventManager</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../roboguice/event/ObservesTypeListener.html#eventManager">eventManager</A></B></CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<TD><CODE><B><A HREF="../../roboguice/event/ObservesTypeListener.html#ObservesTypeListener(com.google.inject.Provider, roboguice.event.EventManager)">ObservesTypeListener</A></B>(com.google.inject.Provider&lt;android.content.Context&gt;&nbsp;contextProvider,
                     <A HREF="../../roboguice/event/EventManager.html" title="class in roboguice.event">EventManager</A>&nbsp;eventManager)</CODE>

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<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../roboguice/event/ObservesTypeListener.html#checkMethodParameters(java.lang.reflect.Method, java.lang.Class)">checkMethodParameters</A></B>(java.lang.reflect.Method&nbsp;method,
                      java.lang.Class&nbsp;parameterType)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Error checking method, verifies:

 1.</TD>
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<CODE>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
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<TD NOWRAP><FONT SIZE="-1">
<CODE>&lt;I&gt; void</CODE></FONT></TD>
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</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../roboguice/event/ObservesTypeListener.html#hear(com.google.inject.TypeLiteral, com.google.inject.spi.TypeEncounter)">hear</A></B>(com.google.inject.TypeLiteral&lt;I&gt;&nbsp;iTypeLiteral,
     com.google.inject.spi.TypeEncounter&lt;I&gt;&nbsp;iTypeEncounter)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<CODE>protected 
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
<TR ALIGN="right" VALIGN="">
<TD NOWRAP><FONT SIZE="-1">
<CODE>&lt;I&gt; void</CODE></FONT></TD>
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</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../roboguice/event/ObservesTypeListener.html#registerContextObserver(com.google.inject.spi.TypeEncounter, java.lang.reflect.Method, java.lang.Class)">registerContextObserver</A></B>(com.google.inject.spi.TypeEncounter&lt;I&gt;&nbsp;iTypeEncounter,
                        java.lang.reflect.Method&nbsp;method,
                        java.lang.Class&nbsp;parameterType)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Error checks the observed method and registers method with typeEncounter</TD>
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<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="eventManager"><!-- --></A><H3>
eventManager</H3>
<PRE>
protected <A HREF="../../roboguice/event/EventManager.html" title="class in roboguice.event">EventManager</A> <B>eventManager</B></PRE>
<DL>
<DL>
</DL>
</DL>
<HR>

<A NAME="contextProvider"><!-- --></A><H3>
contextProvider</H3>
<PRE>
protected com.google.inject.Provider&lt;android.content.Context&gt; <B>contextProvider</B></PRE>
<DL>
<DL>
</DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<A NAME="ObservesTypeListener(com.google.inject.Provider, roboguice.event.EventManager)"><!-- --></A><H3>
ObservesTypeListener</H3>
<PRE>
public <B>ObservesTypeListener</B>(com.google.inject.Provider&lt;android.content.Context&gt;&nbsp;contextProvider,
                            <A HREF="../../roboguice/event/EventManager.html" title="class in roboguice.event">EventManager</A>&nbsp;eventManager)</PRE>
<DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

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<B>Method Detail</B></FONT></TH>
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<A NAME="hear(com.google.inject.TypeLiteral, com.google.inject.spi.TypeEncounter)"><!-- --></A><H3>
hear</H3>
<PRE>
public &lt;I&gt; void <B>hear</B>(com.google.inject.TypeLiteral&lt;I&gt;&nbsp;iTypeLiteral,
                     com.google.inject.spi.TypeEncounter&lt;I&gt;&nbsp;iTypeEncounter)</PRE>
<DL>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>hear</CODE> in interface <CODE>com.google.inject.spi.TypeListener</CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="registerContextObserver(com.google.inject.spi.TypeEncounter, java.lang.reflect.Method, java.lang.Class)"><!-- --></A><H3>
registerContextObserver</H3>
<PRE>
protected &lt;I&gt; void <B>registerContextObserver</B>(com.google.inject.spi.TypeEncounter&lt;I&gt;&nbsp;iTypeEncounter,
                                           java.lang.reflect.Method&nbsp;method,
                                           java.lang.Class&nbsp;parameterType)</PRE>
<DL>
<DD>Error checks the observed method and registers method with typeEncounter
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Type Parameters:</B><DD><CODE>I</CODE> - <DT><B>Parameters:</B><DD><CODE>iTypeEncounter</CODE> - <DD><CODE>method</CODE> - <DD><CODE>parameterType</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="checkMethodParameters(java.lang.reflect.Method, java.lang.Class)"><!-- --></A><H3>
checkMethodParameters</H3>
<PRE>
protected void <B>checkMethodParameters</B>(java.lang.reflect.Method&nbsp;method,
                                     java.lang.Class&nbsp;parameterType)</PRE>
<DL>
<DD>Error checking method, verifies:

 1.  The method has the correct number of parameters, 0 or 1
 2.  If the method has a parameter, it is of the proper type.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>method</CODE> - <DD><CODE>parameterType</CODE> - </DL>
</DD>
</DL>
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